BCBS Prefix List CAA to CZZ

Blue Cross Blue Shield (BCBS) member IDs always begin with a three-letter alpha prefix. This prefix is not random — it plays a critical role in identifying the issuing BCBS company and the policy’s state of origin. When working with BCBS Prefix List CAA to CZZ, performing an accurate BCBS Prefix State lookup becomes essential before submitting claims. Even a small mistake in prefix identification can result in rejections, delayed payments, or authorization issues. To explore all ranges in one place visit our BCBS Prefix Lookup Tool , or you can check the complete BCBS prefix list for a broader overview.

In this guide, we cover everything related to BCBS Prefix from CAA to CZZ, including high-volume prefixes and billing considerations for healthcare providers and RCM teams.

BCBS Prefix List From CAA to CZZ (State Wise Overview)

Here is a summarized BCBS Prefix List for selected high-volume C-series prefixes used in medical billing.

BCBS Prefix	State	Company Name	Types Of Health Plan
CAA	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS of Maryland	HMO, PPO, POS
CAB	Wisconsin	Anthem BCBS of Wisconsin	HMO, PPO, HDHP, EPO, POS
CAC	California	Anthem Blue Cross of California	HMO, PPO, EPO, POS, Catastrophic
CAD	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO, POS, Medicare Advantage
CAE	New York	Empire BCBS of New York	HMO, PPO, EPO, POS, HDHP
CAF	Mississippi	BCBS of Mississippi	HMO, PPO, EPO, POS, HSA, Catastrophic
CAG	California	Blue-Shield of California	HMO, PPO, EPO, POS, Catastrophic
CAH	Georgia	Anthem BCBS of Georgia	HMO, PPO, EPO, POS, HDHP, Catastrophic
CAI	California	Anthem Blue-Cross	HMO, PPO, EPO, POS, HSA
CAJ	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, POS, HDHP
CAK	California	Blue-Shield of California	HMO, PPO, EPO, POS, Catastrophic
CAL	Minnesota	BCBS of Minnesota	HMO, PPO, EPO, POS, Medicare Advantage
CAM	West Virginia	Highmark BCBS of West Virginia	HMO, PPO, EPO, POS, HDHP, Medicare Advantage
CAN	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic
CAO	Pennsylvania	Independence Blue Cross	HMO, PPO, EPO, POS, HSA
CAP	Texas	BCBS of Texas	HMO, PPO, EPO, POS, HDHP, Catastrophic
CAQ	Alaska	Premera Blue-Cross of Alaska	HMO, PPO, EPO, POS
CAR	Wisconsin	Anthem BCBS of Wisconsin	HMO, PPO, EPO, POS, Catastrophic
CAS	Texas	BCBS of Texas	HMO, PPO, EPO, POS, HDHP, Catastrophic
CAT	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	HMO, PPO, EPO, POS, HDHP
CAU	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, HDHP
CAV	Alaska	Premera Blue-Cross of Alaska	HMO, PPO, EPO, POS
CAW	California	Blue-Shield of California	HMO, PPO, EPO, POS, HDHP
CAX	California	Anthem Blue-Cross	HMO, PPO, EPO, POS, HDHP
CAY	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO, POS, HDHP, Catastrophic
CAZ	Minnesota	BCBS of Minnesota	HMO, PPO, EPO, POS, HDHP, Catastrophic
CBA	California	Anthem Blue-Cross	HMO, PPO, EPO, POS
CBB	Texas	BCBS of Texas	HMO, PPO, EPO, POS, Catastrophic
CBC	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO, POS, HDHP
CBD	Pennsylvania	Highmark BCBS of Pennsylvania	HMO, PPO, EPO, POS, HDHP, Catastrophic
CBE	Pennsylvania	Independence Blue Cross	HMO, PPO, EPO, POS, Catastrophic
CBF	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, POS, HDHP, Catastrophic
CBG	Alabama	BCBS of Alabama	HMO, PPO, EPO, POS, HDHP
CBH	Colorado	Anthem BCBS of Colorado	HMO, PPO, EPO, POS, HDHP, Catastrophic
CBI	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, POS, Catastrophic
CBJ	South Carolina	BCBS of South Carolina	HMO, PPO, EPO, POS, HDHP
CBK	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, POS, HDHP, Catastrophic
CBM	California	Anthem Blue-Cross	HMO, PPO, EPO, POS, HDHP
CBN	Georgia	Blue Cross Blue Shield of Georgia	HMO, PPO, EPO, POS, Catastrophic
CBO	Louisiana	BCBS of Louisiana	HMO, PPO, EPO, POS, HDHP
CBP	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, POS, Catastrophic
CBQ	California	Anthem Blue-Cross	HMO, PPO, EPO, POS, Catastrophic
CBR	Wisconsin	Anthem BCBS of Wisconsin	HMO, PPO, EPO, POS, Catastrophic
CBS	New Hampshire	Anthem BCBS of New Hampshire	HMO, PPO, EPO, POS, Catastrophic
CBT	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, POS, Catastrophic
CBU	New Jersey	Horizon BCBS of New Jersey	HMO, PPO, EPO, POS, HDHP
CBV	Louisiana	BCBS of Louisiana	HMO, PPO, EPO, POS, Catastrophic
CBW	Colorado	Anthem BCBS of Colorado	HMO, PPO, EPO, POS, HDHP, Catastrophic
CBX	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, POS, Catastrophic
CBY	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, HDHP
CBZ	New Jersey	Horizon BCBS of New Jersey	HMO, PPO, EPO, POS, HDHP, Catastrophic
CCA	New York	Empire BCBS of New York	HMO, PPO, EPO, POS, Catastrophic
CCB	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, HDHP
CCC	Idaho	Blue-Cross of Idaho	HMO, PPO, EPO, POS, Catastrophic
CCD	South Carolina	BCBS of South Carolina	HMO, PPO, EPO, POS, HDHP, Catastrophic
CCF	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic
CCH	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, POS, HDHP
CCI	Michigan	BCBS of Michigan	HMO, PPO, EPO, POS, HDHP
CCJ	Michigan	BCBS of Michigan	HMO, PPO, EPO, POS, HDHP
CCK	Minnesota	BCBS of Minnesota	HMO, PPO, EPO, POS, Catastrophic
CCL	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, HDHP
CCM	Texas	BCBS of Texas	HMO, PPO, EPO, POS, Catastrophic
CCN	Alabama	BCBS of Alabama	HMO, PPO, EPO, POS, Catastrophic
CCO	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	HMO, PPO, EPO, POS, Catastrophic
CCP	Michigan	BCBS of Michigan	HMO, PPO, EPO, POS, Catastrophic
CCQ	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	HMO, PPO, EPO, POS, Catastrophic
CCR	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, POS, HDHP, Catastrophic
CCT	Idaho	Blue Cross of Idaho	HMO, PPO, EPO, POS, Catastrophic
CCU	Connecticut	Anthem BCBS of Connecticut	HMO, PPO, EPO, POS, Catastrophic
CCV	California	Anthem Blue-Cross	HMO, PPO, EPO, POS, Catastrophic
CCW	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, Catastrophic
CCX	Minnesota	BCBS of Minnesota	HMO, PPO, EPO, POS, Catastrophic
CCY	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, POS, HDHP, Catastrophic
CCZ	California	Blue-Shield of California	HMO, PPO, EPO, POS, HDHP, Catastrophic
CDA	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic
CDB	California	Anthem Blue Cross of California	HMO, PPO, EPO, POS, Catastrophic
CDC	Arizona	BCBS of Arizona	HMO, PPO, EPO, POS, Catastrophic
CDD	Washington	Carefirst Administrators	HMO, PPO, EPO, POS, Catastrophic
CDE	Texas	BCBS of Texas	HMO, PPO, EPO, POS, HDHP, Catastrophic
CDF	Kentucky	Anthem BCBS of Kentucky	HMO, PPO, EPO, POS, Catastrophic
CDG	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, POS, Catastrophic
CDI	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, HDHP, Catastrophic
CDJ	Indiana	Anthem BCBS of Indiana	HMO, PPO, EPO, POS, HDHP
CDK	New York	Empire BCBS of New York	HMO, PPO, EPO, POS, Catastrophic
CDL	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, Catastrophic
CDM	Pennsylvania	Highmark BCBS of Pennsylvania	HMO, PPO, EPO, POS, Catastrophic
CDN	Arkansas	Arkansas BCBS	HMO, PPO, EPO, POS, HDHP, Catastrophic
CDO	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, POS, HDHP, Catastrophic
CDP	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, POS, Catastrophic
CDQ	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	HMO, PPO, EPO, POS, Catastrophic
CDR	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, Catastrophic
CDS	New York (Northeastern)	Blue-Shield of Northeastern New York	HMO, PPO, EPO, POS, Catastrophic
CDT	Connecticut	Anthem BCBS of Connecticut	HMO, PPO, EPO, POS, Catastrophic
CDU	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic
CDV	South Carolina	BCBS of South Carolina	HMO, PPO, EPO, POS, Catastrophic
CDW	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO, POS, HDHP, Catastrophic
CDX	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, HDHP, Catastrophic
CDY	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, Catastrophic
CDZ	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	HMO, PPO, EPO, POS, Catastrophic
CEA	Virginia	Anthem BCBS of Virginia	HMO, PPO, EPO, POS, Catastrophic
CEB	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, POS, Catastrophic
CEC	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic
CED	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic
CEE	Texas	BCBS of Texas	HMO, PPO, EPO, POS, Catastrophic
CEF	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, POS, Catastrophic
CEG	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, Catastrophic
CEH	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO, POS, Catastrophic
CEI	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, Catastrophic
CEJ	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic
CEK	Utah	Regence Blue Cross Blue Shield of Utah	HMO, PPO, EPO, POS, Catastrophic
CEL	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO, POS, HDHP, Catastrophic
CEM	California	Anthem Blue-Cross	HMO, PPO, EPO, POS, HDHP, Catastrophic
CEO	Nebraska	BCBS of Nebraska	HMO, PPO, EPO, POS, HDHP, Catastrophic
CEP	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CEQ	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, POS, HDHP, Catastrophic
CES	Louisiana	BCBS of Louisiana	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CET	California	Blue-Shield of California	HMO, PPO, EPO, POS, HDHP, Catastrophic
CEU	Alabama	BCBS of Alabama	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CEV	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CEW	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, POS, HDHP, Catastrophic
CEX	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CEY	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CEZ	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFA	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFB	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, POS, HDHP, Catastrophic
CFC	Georgia	Anthem BCBS of Georgia	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFD	Indiana	Anthem BCBS of Indiana	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFE	South Carolina	BCBS of South Carolina	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFF	Pennsylvania	Highmark BCBS of Pennsylvania	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFG	North Carolina	BCBS of North Carolina	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFH	California	Anthem Blue-Cross	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFI	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFJ	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, POS, HDHP, Catastrophic
CFK	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, POS, HDHP, Catastrophic
CFL	South Carolina	BCBS of South Carolina	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFM	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFN	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFO	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFP	Pennsylvania	Highmark BCBS of Pennsylvania	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFQ	Idaho	Blue Cross of Idaho	HMO, PPO, EPO, POS, HDHP, Catastrophic
CFR	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFS	New Jersey	Horizon BCBS of New Jersey	HMO, PPO, EPO, POS, HDHP, Catastrophic
CFT	New York	Empire BCBS of New York	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFU	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, HDHP, Catastrophic
CFV	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFW	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFX	Alaska	Premera Blue-Cross of Alaska	HMO, PPO, EPO, POS, HDHP, Catastrophic
CFY	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CFZ	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGA	California	Anthem Blue-Cross	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGB	California	Blue-Shield of California	HMO, PPO, EPO, POS, HDHP, Catastrophic
CGC	South Carolina	BCBS of South Carolina	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGD	California	Blue-Shield of California	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGE	Texas	BCBS of Texas	HMO, PPO, EPO, POS, HDHP, Catastrophic
CGF	Arizona	BCBS of Arizona	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGG	Kentucky	Anthem BCBS of Kentucky	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGH	Missouri	Anthem BCBS of Missouri	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGI	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGJ	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO, POS, HDHP, Catastrophic
CGK	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGL	Minnesota	BCBS of Minnesota	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGM	Washington	Carefirst Administrators	HMO, PPO, EPO, POS, HDHP, Catastrophic
CGN	Nebraska	BCBS of Nebraska	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGO	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGP	New York	Excellus BCBS of New York	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGQ	North Carolina	BCBS of North Carolina	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGR	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGS	Missouri	Anthem BCBS of Missouri	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGT	Connecticut	Anthem BCBS of Connecticut	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGV	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGW	Minnesota	BCBS of Minnesota	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGX	Missouri	Anthem BCBS of Missouri	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGY	Florida	Florida-Blue	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CGZ	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CHA	Alabama	BCBS of Alabama	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CHB	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CHC	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, Catastrophic, Medicare Supplement
CHD	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, High-Deductible, Short-Term Insurance
CHE	Nebraska	BCBS of Nebraska	HMO, PPO, EPO, HDHP, Catastrophic, Dental
CHF	Texas	BCBS of Texas	HMO, PPO, EPO, POS, Short-Term, Vision
CHG	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage
CHH	Tennessee	BCBS of Tennessee	HMO, PPO, EPO, HDHP, Dental, Vision
CHI	Michigan	BCBS of Michigan	HMO, PPO, EPO, POS, Short-Term, Critical Illness
CHK	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, HDHP, Medicare Advantage, Dental
CHL	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, POS, Catastrophic, Prescription Drug
CHM	Nebraska	BCBS of Nebraska	HMO, PPO, EPO, HDHP, Medicare Advantage, Mental Health
CHO	Louisiana	BCBS of Louisiana	HMO, PPO, EPO, POS, Catastrophic, Pediatric Care
CHP	Pennsylvania	Capital Blue-Cross of Pennsylvania	HMO, PPO, EPO, HDHP, Dental, Mental Health
CHQ	Kentucky	Anthem BCBS of Kentucky	HMO, PPO, EPO, POS, Short-Term, Prescription Drug
CHR	Illinois	BCBS of Illinois	HMO, PPO, EPO, HDHP, Catastrophic, Medicare Supplement
CHS	North Carolina	BCBS of North Carolina	HMO, PPO, EPO, POS, Short-Term, Vision
CHT	Tennessee	BCBS of Tennessee	HMO, PPO, EPO, HDHP, Dental, Vision
CHU	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, POS, High-Deductible, Catastrophic
CHV	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Short-Term, Mental Health
CHW	South Carolina	BCBS of South Carolina	HMO, PPO, EPO, HDHP, Dental, Prescription Drug
CHX	North Carolina	BCBS of North Carolina	HMO, PPO, EPO, HDHP, Catastrophic, Vision
CHY	South Carolina	BCBS of South Carolina	HMO, PPO, EPO, POS, Short-Term, Prescription Drug
CHZ	Minnesota	BCBS of Minnesota	HMO, PPO, EPO, HDHP, Mental Health, Prescription Drug
CIA	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Dental
CIB	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Short-Term, Prescription Drug
CIC	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, HDHP, Mental Health, Vision
CID	North Carolina	BCBS of North Carolina	HMO, PPO, EPO, HDHP, Catastrophic, Prescription Drug
CIE	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, HDHP, Dental, Vision
CIF	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Short-Term, Mental Health
CIH	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Dental
CII	Georgia	Anthem BCBS of Georgia	HMO, PPO, EPO, POS, Short-Term, Prescription Drug
CIJ	Idaho	Blue-Cross of Idaho	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health
CIK	Pennsylvania	Capital Blue-Cross of Pennsylvania	HMO, PPO, EPO, HDHP, Dental, Prescription Drug
CIL	South Carolina	BCBS of South Carolina	HMO, PPO, EPO, POS, Catastrophic, Prescription Drug
CIM	California	Blue Shield of California	HMO, PPO, EPO, HDHP, Medicare Advantage, Dental
CIN	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health
CIO	Pennsylvania	Capital Blue-Cross of Pennsylvania	HMO, PPO, EPO, POS, Short-Term, Vision
CIP	Alabama	BCBS of Alabama	HMO, PPO, EPO, HDHP, Mental Health, Prescription Drug
CIQ	Tennessee	BCBS of Tennessee	HMO, PPO, EPO, POS, Short-Term, Dental
CIR	Alaska	Premera Blue-Cross of Alaska	HMO, PPO, EPO, HDHP, Medicare Advantage, Vision
CIS	Oregon/Idaho/Utah/Washington	Regence BCBS	HMO, PPO, EPO, POS, Short-Term, Dental
CIT	Florida	Florida-Blue	HMO, PPO, EPO, HDHP, Catastrophic, Prescription Drug
CIU	Virginia	Anthem BCBS of Virginia	HMO, PPO, EPO, HDHP, Mental Health, Vision
CIV	Pennsylvania	Capital Blue-Cross of Pennsylvania	HMO, PPO, EPO, POS, Short-Term, Prescription Drug
CIW	Indiana	Anthem BCBS of Indiana	HMO, PPO, EPO, HDHP, Catastrophic, Dental
CIX	Missouri	Anthem BCBS of Missouri	HMO, PPO, EPO, HDHP, Vision, Mental Health
CIY	Florida	Florida-Blue	HMO, PPO, EPO, HDHP, Catastrophic, Prescription Drug
CIZ	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, HDHP, Medicare Advantage, Dental
CJA	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	HMO, PPO, EPO, POS, Short-Term, Catastrophic
CJB	Illinois	BCBS of Illinois	HMO, PPO, EPO, HDHP, Dental, Vision
CJC	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, POS, Short-Term, Prescription Drug
CJD	California	Anthem Blue Cross of California	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health
CJE	New York	Empire BCBS of New York	HMO, PPO, EPO, POS, Short-Term, Prescription Drug
CJF	Nebraska	BCBS of Nebraska	HMO, PPO, EPO, HDHP, Vision, Dental
CJG	Kansas City	BCBS of Kansas City	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health
CJH	North Carolina	BCBS of North Carolina	HMO, PPO, EPO, POS, Short-Term, Prescription Drug
CJI	West Virginia	Highmark BCBS of West Virginia	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health
CJJ	Alaska	Premera Blue-Cross of Alaska	HMO, PPO, EPO, HDHP, Catastrophic, Prescription Drug
CJK	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO, POS, Short-Term, Vision, Dental
CJL	New York	Empire BCBS of New York	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health
CJM	Florida	Florida-Blue	HMO, PPO, EPO, HDHP, Vision, Prescription Drug
CJN	Florida	Florida-Blue	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health
CJO	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, HDHP, Dental, Prescription Drug
CJP	New Jersey	Horizon BCBS of New Jersey	HMO, PPO, EPO, HDHP, Catastrophic, Vision
CJQ	Idaho	Blue-Cross of Idaho	HMO, PPO, EPO, HDHP, Catastrophic, Prescription Drug
CJR	Wisconsin	Anthem BCBS of Wisconsin	HMO, PPO, EPO, POS, Short-Term, Mental Health
CJS	Illinois	BCBS of Illinois	HMO, PPO, EPO, HDHP, Catastrophic, Dental
CJU	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Short-Term, Prescription Drug
CJV	New York	Empire BCBS of New York	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health
CJW	Oregon	Regence Blue Cross Blue Shield of Oregon	HMO, PPO, EPO, HDHP, Dental, Vision
CJX	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, POS, Short-Term, Mental Health
CJY	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, HDHP, Catastrophic, Prescription Drug
CJZ	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health
CKA	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Dental, Vision
CKB	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health
CKC	Connecticut	Anthem BCBS of Connecticut	HMO, PPO, EPO, HDHP, Catastrophic, Prescription Drug
CKD	North Carolina	BCBS of North Carolina	HMO, PPO, EPO, HDHP, Catastrophic, Dental, Vision
CKE	California	Blue-Shield of California	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health
CKF	Idaho	Blue Cross of Idaho	HMO, PPO, EPO, HDHP, Catastrophic, Prescription Drug
CKG	Tennessee	BCBS of Tennessee	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health
CKH	Indiana	Anthem BCBS of Indiana	HMO, PPO, EPO, HDHP, Catastrophic, Dental
CKI	Georgia	Anthem BCBS of Georgia	HMO, PPO, EPO, HDHP, Catastrophic, Vision
CKJ	Indiana	Anthem BCBS of Indiana	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health
CKK	New York	Highmark BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Prescription Drug
CKL	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision
CKM	Pennsylvania	Highmark BCBS of Pennsylvania	HMO, PPO, EPO, HDHP, Catastrophic, Dental, Prescription Drug
CKN	Oregon/Idaho/Utah/Washington	Regence BCBS	HMO, PPO, EPO, HDHP, Mental Health, Vision, Prescription Drug
CKO	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CKP	Texas	BCBS of Texas	HMO, PPO, EPO, HDHP, Catastrophic, Vision, Prescription Drug
CKQ	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision
CKR	Tennessee	BCBS of Tennessee	HMO, PPO, EPO, HDHP, Catastrophic, Dental, Prescription Drug
CKS	Missouri	Anthem BCBS of Missouri	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision
CKU	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, HDHP, Catastrophic, Dental, Prescription Drug
CKV	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CKW	Indiana	Anthem BCBS of Indiana	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CKX	California	Blue-Shield of California	HMO, PPO, EPO, HDHP, Catastrophic, Prescription Drug
CKY	California	Blue-Shield of California	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision
CKZ	Washington	Premera Blue Cross	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CLA	Illinois	BCBS of Illinois	HMO, PPO, EPO, HDHP, Catastrophic, Vision, Prescription Drug
CLB	Illinois	BCBS of Illinois	HMO, PPO, EPO, HDHP, Catastrophic, Dental, Mental Health
CLC	South Carolina	BCBS of South Carolina	HMO, PPO, EPO, HDHP, Catastrophic, Vision, Prescription Drug
CLD	Georgia	Anthem BCBS of Georgia	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision
CLE	Texas	BCBS of Texas	HMO, PPO, EPO, HDHP, Catastrophic, Prescription Drug
CLF	Georgia	Anthem BCBS of Georgia	HMO, PPO, EPO, HDHP, Catastrophic, Vision, Dental
CLG	New York	Carefirst BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision
CLH	New York	Excellus BCBS of New York	HMO, PPO, EPO, HDHP, Catastrophic, Dental, Prescription Drug
CLI	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision
CLJ	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CLK	New York	Empire BCBS of New York	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CLL	California	Anthem Blue-Cross	HMO, PPO, EPO, HDHP, Catastrophic, Vision, Prescription Drug
CLM	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CLN	North Carolina	BCBS of North Carolina	HMO, PPO, EPO, HDHP, Catastrophic, Vision, Prescription Drug
CLO	Mississippi	BCBS of Mississippi	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CLP	Illinois	BCBS of Illinois	HMO, PPO, EPO, HDHP, Catastrophic, Prescription Drug
CLQ	Virginia	Anthem BCBS of Virginia	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision
CLR	Alaska	Premera Blue-Cross of Alaska	HMO, PPO, EPO, HDHP, Catastrophic, Prescription Drug
CLS	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CLT	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision
CLU	Virginia	Anthem BCBS of Virginia	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CLV	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision
CLW	Georgia	Anthem BCBS of Georgia	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CLX	Washington	Premera Blue Cross	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision, Dental
CLY	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision
CLZ	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision
CMA	Michigan	BCBS of Michigan	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision, Dental
CMB	Virginia	Anthem BCBS of Virginia	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CMC	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision, Dental
CMD	Missouri	Anthem BCBS of Missouri	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision
CME	Illinois	BCBS of Illinois	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CMF	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision, Dental
CMG	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision
CMH	Tennessee	BCBS of Tennessee	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision, Dental
CMI	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision, Dental
CMJ	Indiana	Anthem BCBS of Indiana	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CMK	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision, Dental
CMM	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CMN	New York (Northeastern)	Blue-Shield of Northeastern New York	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision, Dental
CMO	Arizona	BCBS of Arizona	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Vision
CMP	Minnesota	BCBS of Minnesota	HMO, PPO, EPO, HDHP, Catastrophic, Mental Health, Dental
CMQ	Oregon/Idaho/Utah/Washington	Regence BCBS	HMO, PPO, POS, EPO
CMR	Illinois	BCBS of Illinois	HMO, PPO, POS, EPO
CMS	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO
CMT	Ohio	Anthem BCBS of Ohio	HMO, PPO, POS, EPO
CMU	Pennsylvania	Highmark BCBS of Pennsylvania	HMO, PPO, POS
CMV	California	Blue-Shield of California	HMO, PPO, EPO
CMW	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, POS
CMX	New York	Excellus BCBS of New York	HMO, PPO, POS, EPO
CMY	Idaho	Blue-Cross of Idaho	HMO, PPO, EPO
CMZ	Ohio	Anthem BCBS of Ohio	HMO, PPO, POS, EPO
CNA	Washington	Premera Blue Cross	HMO, PPO, POS, EPO
CNB	Ohio	Anthem BCBS of Ohio	HMO, PPO, POS, EPO
CNC	Texas	BCBS of Texas	HMO, PPO, POS, EPO
CND	Minnesota	BCBS of Minnesota	HMO, PPO, POS, EPO
CNE	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, POS
CNF	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, POS
CNG	Pennsylvania	Highmark BCBS of Pennsylvania	HMO, PPO, POS
CNH	Ohio	Anthem BCBS of Ohio	HMO, PPO, POS, EPO
CNI	Texas	BCBS of Texas	HMO, PPO, POS, EPO
CNJ	South Carolina	BCBS of South Carolina	HMO, PPO, POS, EPO
CNK	South Dakota/Iowa	Wellmark BCBS	HMO, PPO, POS
CNL	Illinois	BCBS of Illinois	HMO, PPO, POS, EPO
CNM	Pennsylvania	Highmark BCBS of Pennsylvania	HMO, PPO, POS
CNN	Pennsylvania	Highmark BCBS	HMO, PPO, POS, EPO
CNO	California	Anthem Blue Cross of California	HMO, PPO, EPO
CNP	New York	BCBS of Western New York	HMO, PPO, POS, EPO
CNQ	California	Anthem Blue Cross of California	HMO, PPO, EPO
CNR	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, POS, EPO
CNT	Illinois	BCBS of Illinois	HMO, PPO, POS, EPO
CNU	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, POS, EPO
CNV	Illinois	BCBS of Illinois	HMO, PPO, POS, EPO
CNW	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO, PPO, POS, EPO
CNX	Minnesota	BCBS of Minnesota	HMO, PPO, POS, EPO
CNY	Virginia	Anthem BCBS of Virginia	HMO, PPO, POS, EPO
CNZ	Illinois	BCBS of Illinois	HMO
COA	Pennsylvania	Capital Blue-Cross of Pennsylvania	PPO
COB	Texas	BCBS of Texas	POS
COC	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	EPO
COD	Ohio	Anthem BCBS of Ohio	HMO
COE	California	Anthem Blue Cross of California	PPO
COG	Colorado	Anthem BCBS of Colorado	POS
COH	New York	Empire BCBS of New York	EPO
COJ	Alabama	BCBS of Alabama	HMO
COL	Newyork	Highmark BCBS	PPO
COM	Alabama	BCBS of Alabama	POS
CON	Massachusetts	BCBS of Massachusetts	EPO
COO	Minnesota	BCBS of Minnesota	HMO
COP	Alabama	BCBS of Alabama	PPO
COQ	Washington	Independence Blue Cross	POS
COR	California	Blue Shield of California	EPO
COS	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	HMO
COT	Idaho	Blue-Cross of Idaho	PPO
COU	Texas	BCBS of Texas	POS
COV	Arizona	BCBS of Arizona	EPO
COW	Newyork	Highmark BCBS	HMO
COX	California	Blue-Shield of California	PPO
COY	Pennsylvania	Capital Blue-Cross of Pennsylvania	POS
COZ	Newyork	Highmark BCBS	EPO
CPA	Minnesota	BCBS of Minnesota	HMO
CPB	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	PPO
CPC	Alabama	BCBS of Alabama	POS
CPD	Massachusetts	BCBS of Massachusetts	EPO
CPE	Illinois	BCBS of Illinois	HMO
CPF	North Carolina	BCBS of North Carolina	PPO
CPG	New York (Northeastern)	Blue-Shield of Northeastern New York	POS
CPH	Illinois	BCBS of Illinois	EPO
CPI	Minnesota	BCBS of Minnesota	HMO
CPJ	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	PPO
CPK	Oregon/Idaho/Utah/Washington	Regence BCBS	POS
CPL	Kansas City	BCBS of Kansas City	EPO
CPM	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO
CPN	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	PPO
CPO	Texas	BCBS of Texas	POS
CPP	South Dakota/Iowa	Wellmark BCBS	EPO
CPQ	California	Anthem Blue-Cross	HMO
CPR	California	Anthem Blue-Cross	PPO
CPS	Alabama	BCBS of Alabama	POS
CPT	California	Anthem Blue-Cross	EPO
CPU	Nebraska	BCBS of Nebraska	HMO
CPV	Georgia	Anthem BCBS of Georgia	PPO
CPW	South Dakota/Iowa	Wellmark BCBS	POS
CPX	South Carolina	BCBS of South Carolina	EPO
CPY	Illinois	BCBS of Illinois	HMO
CPZ	New York (Northeastern)	Blue-Shield of Northeastern New York	PPO
CQA	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	POS
CQB	California	Anthem Blue-Cross	EPO
CQC	South Carolina	BCBS of South Carolina	HMO
CQD	South Carolina	BCBS of South Carolina	PPO
CQE	Missouri	Anthem BCBS of Missouri	POS
CQF	South Carolina	BCBS of South Carolina	EPO
CQG	California	Anthem Blue Cross of California	HMO
CQH	Oregon/Idaho/Utah/Washington	Regence BCBS	PPO
CQI	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	POS
CQJ	Texas	BCBS of Texas	EPO
CQK	California	Blue-Shield of California	HMO
CQL	California	Anthem Blue Cross of California	PPO
CQM	Pennsylvania	Highmark BCBS of Pennsylvania	POS
CQN	California	Blue-Shield of California	EPO
CQO	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO
CQP	Virginia	Carefirst BCBS of Maryland	EPO
CQQ	Colorado	Anthem BCBS of Colorado	HMO
CQR	California	Anthem Blue Cross of California	PPO
CQS	New York (Western)	BCBS of Western New York	POS
CQT	Maryland	Carefirst BCBS of Maryland	EPO
CQU	Maryland	Carefirst BCBS of Maryland	HMO
CQV	South Dakota/Iowa	Wellmark BCBS	PPO
CQW	Minnesota	BCBS of Minnesota	POS
CQX	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	EPO
CQY	South Dakota/Iowa	Wellmark BCBS	HMO
CQZ	Idaho	Blue Cross of Idaho	PPO
CRA	Pennsylvania	Capital Blue-Cross of Pennsylvania	POS
CRB	Minnesota	BCBS of Minnesota	EPO
CRC	Pennsylvania	Capital Blue-Cross of Pennsylvania	HMO
CRD	Minnesota	BCBS of Minnesota	PPO
CRE	California	Blue-Shield of California	EPO
CRF	North Carolina	BCBS of North Carolina	HMO
CRG	Texas	BCBS of Texas	PPO
CRH	Michigan	BCBS of Michigan	POS
CRI	Ohio	Anthem BCBS of Ohio	EPO
CRJ	Newyork	Premera Blue Cross	HMO
CRK	Texas	BCBS of Texas	PPO
CRL	New York	Excellus BCBS of New York	POS
CRM	Illinois	BCBS of Illinois	EPO
CRN	North Carolina	BCBS of North Carolina	HMO
CRO	Virginia	Anthem BCBS of Virginia	PPO
CRP	Illinois	BCBS of Illinois	POS
CRQ	Wisconsin	Anthem BCBS of Wisconsin	EPO
CRR	Ohio	Anthem BCBS of Ohio	HMO
CRS	Alaska	Premera Blue-Cross of Alaska	PPO
CRT	Nebraska	BCBS of Nebraska	POS
CRU	New York (Western)	BCBS of Western New York	EPO
CRW	California	Anthem Blue-Cross	HMO
CRX	North Carolina	BCBS of North Carolina	PPO
CRY	Tennessee	BCBS of Tennessee	HMO
CRZ	Texas	BCBS of Texas	PPO
CSA	Alabama	BCBS of Alabama	POS
CSB	Illinois	BCBS of Illinois	EPO
CSC	Florida	Florida-Blue	HMO
CSD	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	PPO
CSF	Colorado	Anthem BCBS of Colorado	POS
CSG	Indiana	Anthem BCBS of Indiana	EPO
CSH	Georgia	Anthem BCBS of Georgia	HMO
CSI	Kansas City	BCBS of Kansas City	PPO
CSJ	Missouri	Anthem BCBS of Missouri	POS
CSK	South Dakota/Iowa	Wellmark BCBS	EPO
CSL	New Jersey	Horizon BCBS of New Jersey	HMO
CSM	Arkansas	Arkansas BCBS	PPO
CSO	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO
CSP	New York	Excellus BCBS of New York	PPO
CSQ	Missouri	Anthem BCBS of Missouri	EPO
CSR	California	Blue-Shield of California	POS
CSS	Colorado	Anthem BCBS of Colorado	HMO
CST	Colorado	Anthem BCBS of Colorado	PPO
CSU	Oregon/Idaho/Utah/Washington	Regence BCBS	POS
CSV	Virginia	Anthem BCBS of Virginia	EPO
CSW	Nebraska	BCBS of Nebraska	HMO
CSX	South Dakota/Iowa	Wellmark BCBS	PPO
CSY	California	Anthem Blue Cross of California	EPO
CSZ	South Carolina	BCBS of South Carolina	POS
CTA	Massachusetts	BCBS of Massachusetts	HMO
CTB	South Carolina	BCBS of South Carolina	PPO
CTC	Oklahoma	BCBS of Oklahoma	POS
CTD	Indiana	Anthem BCBS of Indiana	EPO
CTE	Idaho	Blue Cross of Idaho	HMO
CTF	Minnesota	BCBS of Minnesota	PPO
CTG	Connecticut	Anthem BCBS of Connecticut	EPO
CTH	South Carolina	BCBS of South Carolina	HMO
CTI	Massachusetts	BCBS of Massachusetts	PPO
CTJ	Indiana	Anthem BCBS of Indiana	POS
CTK	Pennsylvania	Capital Blue-Cross of Pennsylvania	POS
CTL	Illinois	BCBS of Illinois	HMO
CTM	Idaho	Blue-Cross of Idaho	PPO
CTN	Connecticut	Anthem BCBS of Connecticut	EPO
CTO	California	Blue-Shield of California	HMO
CTP	Connecticut	Anthem BCBS of Connecticut	PPO
CTQ	New York (Western)	BCBS of Western New York	POS
CTR	Indiana	Anthem BCBS of Indiana	EPO
CTS	Nebraska	BCBS of Nebraska	HMO
CTT	Alaska	Premera Blue-Cross of Alaska	PPO
CTU	California	Blue-Shield of California	POS
CTV	Massachusetts	BCBS of Massachusetts	HMO
CTW	Alaska	Premera Blue-Cross of Alaska	EPO
CTX	California	Blue-Shield of California	PPO
CTY	Illinois	BCBS of Illinois	POS
CTZ	Arizona	BCBS of Arizona	HMO
CUB	New York	Excellus BCBS of New York	EPO
CUC	Illinois	BCBS of Illinois	PPO
CUD	Massachusetts	BCBS of Massachusetts	POS
CUF	California	Blue-Shield of California	EPO
CUG	South Dakota/Iowa	Wellmark BCBS	HMO
CUH	Colorado	Anthem BCBS of Colorado	PPO
CUI	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	POS
CUJ	South Carolina	BCBS of South Carolina	EPO
CUK	Alabama	BCBS of Alabama	HMO
CUL	California	Blue Shield of California	POS
CUN	Pennsylvania	Highmark BCBS of Pennsylvania	HMO
CUO	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	EPO
CUP	South Dakota/Iowa	Wellmark BCBS	PPO
CUQ	California	Blue-Shield of California	HMO
CUR	New York (Western)	BCBS of Western New York	PPO
CUS	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	HMO
CUT	Illinois	BCBS of Illinois	EPO
CUU	Texas	BCBS of Texas	POS
CUV	Illinois	BCBS of Illinois	HMO
CUW	South Dakota/Iowa	Wellmark BCBS	POS
CUX	Oregon/Idaho/Utah/Washington	Regence BCBS	HMO
CUY	Oregon/Idaho/Utah/Washington	Regence BCBS	PPO
CUZ	Ohio	Anthem BCBS of Ohio	HMO
CVA	Indiana	Anthem BCBS of Indiana	POS
CVB	Florida	Florida-Blue	EPO
CVC	Illinois	BCBS of Illinois	HMO
CVD	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	PPO
CVE	Indiana	Anthem BCBS of Indiana	EPO
CVF	Ohio	Anthem BCBS of Ohio	POS
CVG	Ohio	Anthem BCBS of Ohio	PPO
CVI	Alabama	BCBS of Alabama	HMO
CVJ	Florida	Florida-Blue	POS
CVK	Florida	Florida-Blue	PPO
CVL	Oregon/Idaho/Utah/Washington	Regence BCBS	EPO
CVM	Wisconsin	Anthem BCBS of Wisconsin	HMO
CVN	Connecticut	Anthem BCBS of Connecticut	POS
CVO	Virginia	Anthem BCBS of Virginia	EPO
CVP	Ohio	Anthem BCBS of Ohio	HMO
CVQ	Ohio	Anthem BCBS of Ohio	PPO
CVR	Indiana	Anthem BCBS of Indiana	POS
CVS	South Dakota/Iowa	Wellmark BCBS	HMO
CVT	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	EPO
CVU	Virginia	Anthem BCBS of Virginia	POS
CVV	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	POS
CVW	Virginia	Blue Shield of California	HMO
CVX	Illinois	BCBS of Illinois	EPO
CVY	Ohio	Anthem BCBS of Ohio	POS
CVZ	South Dakota/Iowa	Wellmark BCBS	PPO
CWA	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO
CWB	Ohio	Anthem BCBS of Ohio	EPO
CWD	South Dakota/Iowa	Wellmark BCBS	POS
CWE	Michigan	BCBS of Michigan	PPO
CWF	Idaho	Blue-Cross of Idaho	HMO
CWG	Ohio	Anthem BCBS of Ohio	POS
CWH	Missouri	Anthem BCBS of Missouri	PPO
CWI	California	Blue-Shield of California	EPO
CWJ	Alabama	BCBS of Alabama	PPO
CWK	Massachusetts	BCBS of Massachusetts	HMO
CWL	Illinois	BCBS of Illinois	POS
CWM	Pennsylvania	Highmark BCBS of Pennsylvania	EPO
CWN	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	HMO
CWO	Massachusetts	BCBS of Massachusetts	PPO
CWP	Texas	BCBS of Texas	EPO
CWQ	Ohio	Anthem BCBS of Ohio	POS
CWR	Wisconsin	Anthem BCBS of Wisconsin	HMO
CWS	Georgia	Anthem BCBS of Georgia	POS
CWT	Texas	BCBS of Texas	PPO
CWU	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	EPO
CWV	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	POS
CWW	South Dakota/Iowa	Wellmark BCBS	HMO
CWX	Missouri	Anthem BCBS of Missouri	POS
CWY	South Dakota/Iowa	Wellmark BCBS	PPO
CWZ	New York	Empire BCBS of New York	EPO
CXA	Washington	Premera Blue Cross	HMO
CXB	Idaho	Blue-Cross of Idaho	PPO
CXC	Rhode Island	BCBS of Rhode Island	EPO
CXD	Illinois	BCBS of Illinois	POS
CXE	South Carolina	BCBS of South Carolina	HMO
CXF	Alaska	Premera Blue-Cross of Alaska	POS
CXG	Minnesota	BCBS of Minnesota	EPO
CXH	Minnesota	BCBS of Minnesota	POS
CXI	Nebraska	BCBS of Nebraska	PPO
CXJ	New York	Excellus BCBS of New York	HMO
CXK	Texas	BCBS of Texas	POS
CXM	New York	Highmark BCBS	EPO
CXN	South Carolina	BCBS of South Carolina	PPO
CXO	Arkansas	Arkansas BCBS	HMO
CXP	Texas	BCBS of Texas	EPO
CXQ	South Dakota/Iowa	Wellmark BCBS	POS
CXR	Rhode Island	BCBS of Rhode Island	PPO
CXS	Georgia	Anthem BCBS of Georgia	EPO
CXT	Illinois	BCBS of Illinois	HMO
CXV	California	Blue Shield of California	HMO
CXW	South Carolina	BCBS of South Carolina	POS
CXX	California	Blue-Shield of California	EPO
CXZ	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	PPO
CYA	Illinois	BCBS of Illinois	HMO
CYB	California	Blue-Shield of California	POS
CYC	Illinois	BCBS of Illinois	PPO
CYD	Florida	BCBS of Florida	EPO
CYE	Oregon/Idaho/Utah/Washington	Regence BCBS	HMO
CYF	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	POS
CYG	Florida	Florida-Blue	EPO
CYH	Georgia	BCBS of Georgia	PPO
CYI	Massachusetts	BCBS of Massachusetts	HMO
CYJ	Georgia	Anthem BCBS of Georgia	POS
CYK	Florida	Florida-Blue	HMO
CYL	Illinois	BCBS of Illinois	EPO
CYM	California	Anthem Blue Cross of California	POS
CYN	New York	Highmark BCBS	HMO
CYO	Massachusetts	BCBS of Massachusetts	POS
CYP	Illinois	BCBS of Illinois	EPO
CYQ	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	HMO
CYR	Texas	BCBS of Texas	POS
CYS	Illinois	BCBS of Illinois	HMO
CYT	Georgia	Anthem BCBS of Georgia	EPO
CYU	New York	Empire BCBS of New York	PPO
CYV	Oregon/Idaho/Utah/Washington	Regence BCBS	POS
CYX	North Carolina	BCBS of North Carolina	EPO
CYY	North Carolina	BCBS of North Carolina	HMO
CYZ	Oregon/Idaho/Utah/Washington	Regence BCBS	PPO
CZA	Kentucky	Anthem BCBS of Kentucky	POS
CZB	Indiana	Anthem BCBS of Indiana	EPO
CZC	Connecticut	Anthem BCBS of Connecticut	HMO
CZE	Texas	BCBS of Texas	PPO
CZG	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	EPO
CZH	Connecticut	Anthem BCBS of Connecticut	POS
CZI	California	Blue-Shield of California	HMO
CZJ	Washington	Premera Blue Cross	HMO
CZK	Virginia	Anthem BCBS of Virginia	POS
CZN	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	EPO
CZO	Maryland/District of Columbia/Northern Virginia	Carefirst BCBS	PPO
CZP	Ohio	Anthem BCBS of Ohio	HMO
CZQ	Ohio	Anthem BCBS of Ohio	POS
CZR	South Dakota/Iowa	Wellmark BCBS	EPO
CZS	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	HMO
CZT	Connecticut	Anthem BCBS of Connecticut	PPO
CZU	California	Anthem Blue-Cross	EPO
CZV	Pennsylvania	Independence Blue-Cross of Philadelphia and Southeastern Pennsylvania	POS
CZW	Minnesota	BCBS of Minnesota	HMO
CZY	North Carolina	BCBS of North Carolina	POS
CZZ	New York	Highmark BCBS	EPO

Always verify eligibility and payer ID before submitting claims, as BCBS Prefix State mapping may vary by employer group and network structure.

What is BCBS Alpha Prefix from CAA to CZZ?

The BCBS Alpha Prefix from CAA to CZZ includes all member ID prefixes that start with the letter “C.” Each prefix maps to:

A specific BCBS organization
A designated BCBS Prefix State
Particular plan types (HMO, PPO, EPO, POS, HDHP, etc.)
Claim routing instructions

Therefore, Understanding BCBS Prefix State mapping ensures that claims are sent to the correct payer entity the first time.

How to Use CAA to CZZ Prefix List Effectively

Using the CAA to CZZ BCBS prefix list correctly can significantly improve billing accuracy. Each prefix represents a specific Blue Cross Blue Shield plan, and it must be verified before claim submission.

When a patient provides an insurance card, the first three letters should always be reviewed carefully. These characters determine the correct payer responsible for processing the claim. Therefore, even a minor error can result in claim rejection.

In addition, billing teams should avoid assumptions when working with similar prefixes. Although prefixes may appear alike, they often belong to different plans. As a result, proper verification is essential.

BCBS Prefix CGL – Minnesota Plan Details & Billing Guide

BCBS Prefix	State	Company Name	Types Of Health Plan
CGL	Minnesota	BCBS of Minnesota	HMO, PPO, EPO, POS, Catastrophic, Medicare Advantage

The BCBS Prefix CGL belongs to the BCBS Prefix State of Minnesota and is issued by BCBS of Minnesota.

Plan Types Include:

HMO
PPO
EPO
POS
Catastrophic
Medicare Advantage

Billing Tip:
Always confirm Medicare Advantage coordination rules when submitting claims under CGL.

Common Error:
Submitting claims to the local state instead of Minnesota.

If you are working with earlier prefixes, you can also review the BAA to BZZ prefix list for related billing references.

BCBS Prefix CPT – California Anthem EPO Plan

BCBS Prefix	State	Company Name	Types Of Health Plan
CPT	California	Anthem Blue-Cross	EPO

The BCBS Prefix CPT is associated with California and issued by Anthem Blue Cross.

Plan Type:

Because CPT is typically an EPO plan, out-of-network claims may not be covered except in emergencies.

Billing Tip:
Verify referral requirements before specialist billing.

BCBS Prefix CMS – Massachusetts Plan Overview

BCBS Prefix	State	Company Name	Types Of Health Plan
CMS	Massachusetts	BCBS of Massachusetts	HMO, PPO, EPO

The BCBS Prefix CMS corresponds to Massachusetts and is issued by BCBS of Massachusetts.

Plan Types:

When handling CMS prefix claims, confirm network participation status to prevent denials.

CAN BCBS Prefix – Illinois Commercial Plans

BCBS Prefix	State	Company Name	Types Of Health Plan
CAN	Illinois	BCBS of Illinois	HMO, PPO, EPO, POS, Catastrophic

The CAN BCBS Prefix belongs to Illinois and is issued by BCBS of Illinois.

Plan Types:

HMO
PPO
EPO
POS
Catastrophic

Illinois prefixes often require prior authorization for advanced imaging services.

BCBS Prefix CQM – Pennsylvania POS Plan

BCBS Prefix	State	Company Name	Types Of Health Plan
CQM	Pennsylvania	Highmark BCBS of Pennsylvania	POS

The BCBS Prefix CQM is linked to Pennsylvania and issued by Highmark BCBS of Pennsylvania.

Plan Type:

POS plans require attention to referral documentation.

CQP BCBS Prefix – Virginia Region Plan

BCBS Prefix	State	Company Name	Types Of Health Plan
CQP	Virginia	CareFirst BCBS of Maryland	EPO

CareFirst BCBS of Maryland issues the CQP BCBS Prefix, which maps to Virginia.

Plan Type:

Because of cross-state issuance, always confirm BCBS Prefix State mapping before claim routing.

Anthem Prefix CBK – Ohio Multi-Plan Coverage

BCBS Prefix	State	Company Name	Types Of Health Plan
CBK	Ohio	Anthem BCBS of Ohio	HMO, PPO, EPO, POS, HDHP, Catastrophic

The Anthem Prefix CBK belongs to Ohio.

Plan Types:

HMO
PPO
EPO
POS
HDHP
Catastrophic

For HDHP plans, confirm deductible status before billing patient responsibility.

Anthem Prefix CCV – California Comprehensive Plan

BCBS Prefix	State	Company Name	Types Of Health Plan
CCV	California	Anthem Blue-Cross	HMO, PPO, EPO, POS, Catastrophic

The Anthem Prefix CCV is issued in California.

Plan Types:

HMO
PPO
EPO
POS
Catastrophic

For CCV Plans, Billing teams should verify network participation carefully for California Anthem prefixes.

Common Errors in CAA to CZZ Prefix Billing

Billing errors related to BCBS prefixes can affect revenue and workflow efficiency.

One common mistake is incorrect data entry. Even a single letter error can send the claim to the wrong payer. Consequently, the claim must be corrected and resubmitted.

Another issue is skipping eligibility verification. Without confirming the prefix, billing teams risk submitting inaccurate claims.

Moreover, outdated prefix information can also lead to errors. Since payer data may change, it is important to use updated resources.

BCBS Prefix vs Payer ID – Quick Clarification

The BCBS alpha prefix identifies the issuing state and company, while the payer ID determines electronic claim routing. Therefore, both must be accurate to ensure clean and successful claim submission.

Best Practices for Accurate Prefix Verification

To ensure accurate billing, healthcare providers should follow structured verification practices.

First, always check the prefix directly from the patient’s insurance card. This reduces the risk of manual errors.

Next, use clearinghouses or payer portals to verify eligibility in real time. These tools provide accurate and updated information.

In addition, maintain a standard workflow for all billing staff. When processes are consistent, errors are minimized.

Finally, regular staff training helps improve accuracy and efficiency over time..

Importance of CAA to CZZ Prefix in Medical Billing

The CAA to CZZ prefix range covers a wide set of BCBS plans, making it highly important for billing operations.

By using this prefix list, billing teams can quickly identify the correct payer. As a result, claims are processed faster and with fewer errors.

In addition, proper prefix usage helps reduce denial rates. Therefore, it directly contributes to improved revenue cycle performance.

How Accurate Prefix Usage Reduces Claim Denials

Accurate use of BCBS prefixes from CAA to CZZ plays a critical role in reducing claim denials. When billing teams verify prefixes correctly, they ensure that claims are routed to the appropriate payer without unnecessary delays.

In addition, proper prefix usage minimizes the chances of errors during claim submission. Even a small mistake in the prefix can lead to incorrect routing. As a result, claims may be rejected and require resubmission.

Moreover, consistent verification improves overall billing efficiency. Billing teams can process claims faster and with greater confidence. Consequently, this leads to improved cash flow and reduced administrative workload.

Therefore, focusing on accurate prefix usage is one of the most effective ways to enhance claim success rates and maintain a smooth revenue cycle.

How BCBS Prefix Accuracy Impacts Revenue Cycle Performance

Accurate use of BCBS prefixes from CAA to CZZ has a direct impact on overall revenue cycle performance. When billing teams correctly identify and verify prefixes, they ensure that claims are routed to the appropriate payer without unnecessary complications.

In addition, proper prefix accuracy reduces the chances of claim denials. Even a small mistake in prefix entry can cause the claim to be sent to the wrong insurance provider. As a result, billing teams must spend extra time correcting and resubmitting claims.

Moreover, accurate prefix usage improves efficiency across the billing workflow. Staff can process claims faster and with greater confidence. Consequently, healthcare providers experience improved cash flow and fewer delays in reimbursement.

Therefore, focusing on prefix accuracy is essential for maintaining a smooth and effective revenue cycle.

Challenges Billing Teams Face with CAA to CZZ Prefixes

Handling a wide range of prefixes from CAA to CZZ can be challenging for billing teams. One of the main issues is managing similar-looking prefixes, which can easily lead to confusion during data entry.

Another challenge is keeping up with updated payer information. Since insurance details may change over time, outdated data can result in incorrect claim submissions. Therefore, billing teams must rely on updated verification systems.

In addition, manual processes increase the likelihood of errors. Without automated tools, tracking and verifying prefixes becomes time-consuming and less reliable.

Furthermore, communication gaps between front desk staff and billing teams can also lead to incorrect information being used. As a result, proper coordination is necessary to ensure accuracy.

Practical Tips for Reducing Prefix-Related Errors

To minimize errors related to BCBS prefixes, healthcare providers should adopt practical strategies.

First, always double-check prefix entries before submitting claims. This simple step can prevent many common errors.

Next, use automated verification tools whenever possible. These systems provide real-time data and help ensure accuracy.

In addition, maintain clear communication between departments. When front desk staff and billing teams share accurate information, errors are reduced.

Moreover, regularly update internal resources and prefix lists. This ensures that billing teams are always working with the latest information.

Finally, provide continuous training to staff members. Well-trained teams are more efficient and less likely to make costly mistakes.

FAQs – BCBS Prefix from CAA to CZZ

1. What does CAA to CZZ prefix range represent?
This range includes multiple BCBS plans. Each prefix identifies a specific insurance provider.

2. Why is prefix verification important?
It ensures claims are sent to the correct payer. Without verification, claims may be delayed or denied.

3. Can prefixes change over time?
Yes, prefixes may change. Therefore, updated verification is always recommended.

4. What happens if the wrong prefix is used?
The claim may be rejected or sent to the wrong payer. As a result, payment delays occur.

5. How can I verify a BCBS prefix?
You can use payer portals, clearinghouses, or updated prefix lookup tools.

For the next range of prefixes, refer to the DAA to DZZ prefix list to continue your lookup efficiently.

Final Thoughts

The BCBS Prefix from CAA to CZZ plays a critical role in eligibility verification, claim routing, and denial prevention. Understanding BCBS Prefix State mapping ensures smoother billing operations and faster reimbursements.

For billing teams handling high claim volumes, implementing a standardized BCBS Alpha Prefix State Lookup process is essential for reducing rejections and improving first-pass acceptance rates.